package com.platform.oss;

import com.aliyun.oss.OSSClient;
import com.platform.utils.RRException;
import java.io.ByteArrayInputStream;
import java.io.InputStream;
import org.springframework.web.multipart.MultipartFile;

/**
 * 阿里云存储
 *
 * @author lipengjun
 * @email 939961241@qq.com
 * @date 2017-03-26 16:22
 */
public class AliyunCloudStorageService extends CloudStorageService {

  private OSSClient client;

  public AliyunCloudStorageService(CloudStorageConfig config) {
    this.config = config;

    //初始化
    init();
  }

  private void init() {
    client = new OSSClient(config.getAliyunEndPoint(), config.getAliyunAccessKeyId(),
        config.getAliyunAccessKeySecret());
  }

  @Override
  public String upload(MultipartFile file) throws Exception {
    String fileName = file.getOriginalFilename();
    String prefix = fileName.substring(fileName.lastIndexOf(".") + 1);
    return upload(file.getBytes(), getPath(config.getAliyunPrefix()) + "." + prefix);
  }

  @Override
  public String upload(byte[] data, String path) {
    return upload(new ByteArrayInputStream(data), path);
  }

  @Override
  public String upload(InputStream inputStream, String path) {
    try {
      client.putObject(config.getAliyunBucketName(), path, inputStream);
    } catch (Exception e) {
      throw new RRException("上传文件失败，请检查配置信息", e);
    }

    return config.getAliyunDomain() + "/" + path;
  }
}
